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Cavity Closers

Type-R Cavity Closer

Type R cavity closer has been specifically designed to create a more waterproof cavity closer system, available in widths of 50mm to 300mm in standard and fire rated versions. Type R comprises two rigid PVC extrusions, one of which has a flexible water seal. Once the window is in place the flexible seal sits against the window frame and acts as a secondary water seal.

This product is suitable for masonry and timber frame walls and offers the following major benefits:

Incorporates a Secondary Weather Seal

Suitable for First and Second Fix

Meets Building Regulations Minimal Thermal Resistance

Type R has been independently tested and certified to the latest Industry Standards, including BDA Kiwa certificate of Agrement.